Sigmund Freud Quotes
It is easy to see that the ego is that part of the id which has been modified by the direct influence of the external world.
Citations
Freud, Sigmund. The Ego and the Id. Translated by James Strachey, W. W. Norton & Company, 1960, p. 15.
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Sigmund Freud was an Austrian neurologist and the founder of psychoanalysis, a clinical method for treating psychopathology through dialogue between a patient and a psychoanalyst.